The Fritz Lipmann Institute (FLI) is member of the Science Association ‘Gottfried Wilhelm Leibniz’ (WGL) and is financially supported by the Federal Government of Germany and the State of Thuringia; Rudolf Virchow Center by the German Research Council (Deutsche Forschungsgemeinschaft, DFG) [FZ 82]. Funding for open access charge: Federal Government of Germany and the State of Thuringia.